In Fields and Markets, Guatemalans Feel Squeeze of Biofuel Demand – NYTimes.com

January 7, 2013

http://www.nytimes.com/2013/01/06/science/earth/in-fields-and-markets-guatemalans-feel-squeeze-of-biofuel-demand.html?smid=tw-nytimesscience&seid=auto&pagewanted=all

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